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3290990 - Query performance issues related to view materialization – SAP ASE


  • A query reference a view is slow, the view is in inner side of an outer join.
  • View definition has subquery.
  • Suboptimal showplan includes two related ‘Operator’:
    • ‘STORE Operator’ for view materialization.
    • ‘Scan Operator (VA = #) FROM TABLE Worktable#. From view: ViewName.’
  • The same query has a different query plan without view materialization on an older release without the fix of CR 804411|KBA 2477557.



  • SAP Adaptive Server Enterprise 15.7 SP139 and up
  • SAP Adaptive Server Enterprise 16.0 SP02 PL06 and up
  • SAP Adaptive Server Enterprise 16.0 SP03 and up
  • SAP Adaptive Server Enterprise 16.0 SP04 and up


SAP Adaptive Server Enterprise 16.0


TF 4419, -T4419, 827616, CR 827616, CR827616, CR#827616, View materialization, STORE Operator , KBA , BC-SYB-ASE , Sybase ASE Database Platform (non Business Suite) , Problem

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